In Japan, green tea mixed alcohol drinks are popular and are served at a lot of restaurants/izakaya. So, Suntory decided to make a product to satisfy their customers' requests for ready-made green tea based alcohol drinks to enjoy at home.

Do you know what Gunkeshi is? It's a series of old-school tiny Gundam models made from eraser-like plastic material, which emerged around 1985. At that time, people were able to buy them through Gachapon (toy capsule) machines, and currently some of the rare models are bought and sold at premium prices.